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Influence of Site Differences between Urban and Rural American and Central European Opioid-Dependent Pregnant Women and Neonatal Outcome Characteristics
BACKGROUND: Multi-center trials enable the recruitment of larger study samples, although results might be influenced by site-specific factors. METHODS: Site differences of a multi-center prospective double-blind, double-dummy randomized controlled trial (7 centers: Central Europe (Vienna)/USA (3 urb...
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Main Authors: | , , , , , , , , |
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Format: | Artigo |
Language: | Inglês |
Published: |
S. Karger AG
2012
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Subjects: | |
Online Access: | https://ncbi.nlm.nih.gov/pmc/articles/PMC3696360/ https://ncbi.nlm.nih.gov/pubmed/22354163 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1159/000335082 |
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